function AbstractSignUp() {
};

AbstractSignUp.gui = function(unique) {
  return { account: document.getElementById(unique + '_account_input'),
           password: document.getElementById(unique + '_password_input'),
           confirm: document.getElementById(unique + '_confirm_input'),
           register: document.getElementById(unique + '_register_button'),
           back: document.getElementById(unique + '_back_button')
         };
};
